Habitat
preference. Four records have been from lowland forest in Brunei the G.
Mulu area and the Barito Ulu of Kalimantan Tengah, and one was from secondary
forest after recent logging near the Danum Valley Field Centre. A sixth was from
1000m on G. Mulu.

Biology.
The larva has been described by Gardner (1947) and Bell (MS). It is typical of
the genus. The head is brown with whitish yellow spots, and there is an almost
circular black spot on the frons. The body is generally brown, dotted darker,
the setae on yellow chalazae, ringed with black. The lateral area of A1 is
yellowish. The posterior of the ridge across A8 is black, and its tubercles are
salmon-pink. There is a black band ventrally for the length of the larva. The
pupa has a powdery bloom of bluish white.